I just want to add a column of number to get a sum.
In the simplest case =SUM(A1:A99)
if your data is in cell range A1:A99, adjust to your needs.
I just want to add a column of number to get a sum.
In the simplest case =SUM(A1:A99)
if your data is in cell range A1:A99, adjust to your needs.